package com.itheima.a02static;

public class TestDemo {
    public static void main(String[] args) {
        String str = ArrayUtil.printArr(new int[]{1,2,3,4,5});
        System.out.println(str);

        double avg = ArrayUtil.getAverage(new double[]{1.5,3.7,4.9,5.8,6.6});
        System.out.println(avg);
    }
}
